Airtel.in keep sending me emails with special offers, yet I am not a customer of theirs, nor have I ever been. None of their emails have an unsubscribe facility, a local contact number and all forms require that I fill in a field with my Airtel telephone number before they will process it. Talk about being stuck in a the twilight zone! How did they get my email address and why are they continually spamming me? read full review »